Silver, vermeil and micromosaic snuff box

rectangular body, lid centered by an octagonal coeval roman micromosaic plaque on copper depicting "Cane accucciato", 2,4x7,5x4,8 cm. Literature: D. Petochi, "I mosaici minuti romani", pag. 182 - Roberto Grieco e Arianna Gambino "Roman Mosaic", pag 101 e 104 , peso lordo 86 gr.